mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-11-08 19:06:39 +00:00
6d95257a91
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6034 91177308-0d34-0410-b5e6-96231b3b80d8
22 lines
574 B
LLVM
22 lines
574 B
LLVM
; Demonstrate all of the variable argument handling intrinsic functions plus
|
|
; the va_arg instruction.
|
|
|
|
implementation
|
|
declare void %llvm.va_start(sbyte**, ...)
|
|
declare void %llvm.va_copy(sbyte**, sbyte*)
|
|
declare void %llvm.va_end(sbyte**)
|
|
|
|
int %test(int %X, ...) {
|
|
%ap = alloca sbyte*
|
|
%aq = alloca sbyte*
|
|
call void (sbyte**, ...)* %llvm.va_start(sbyte** %ap, int %X)
|
|
%apv = load sbyte** %ap
|
|
call void %llvm.va_copy(sbyte** %aq, sbyte* %apv)
|
|
call void %llvm.va_end(sbyte** %aq)
|
|
|
|
%tmp = va_arg sbyte** %ap, int
|
|
|
|
call void %llvm.va_end(sbyte** %ap)
|
|
ret int %tmp
|
|
}
|